The 32-year-old's contract was terminated after he was allegedly reprimanded for arriving on set late twice. According to the paper, Nicholls was badly affected following the death of his grandfather.

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"Paul is a lovely guy but he is in a dark place at the moment," a source said. "We let him go because it wasn't working out, and hopefully some time off now will give Paul the opportunity to sort himself out."

Another show insider commented: "His behaviour on set was very odd. People felt uncomfortable around him. It was clear Paul was having some personal problems."